Bridged metallocene catalysts
    61.
    发明授权
    Bridged metallocene catalysts 有权
    桥接金属茂催化剂

    公开(公告)号:US09079985B2

    公开(公告)日:2015-07-14

    申请号:US13996831

    申请日:2011-12-20

    摘要: A solid, particulate catalyst comprising: (i) a complex of formula (I) wherein M is zirconium or hafnium; each X is a sigma ligand; L is a divalent bridge selected from —R′2C—, —R′2C—CR′2—, —R′2Si—, —R′2Si—SiR′2—, —R′2Ge—, wherein each R′ is independently a hydrogen atom, C1-C20-hydrocarbyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl; each R1 is a C4-C20 hydrocarbyl radical branched at the β-atom to the cyclopentadienyl ring, optionally containing one or more heteroatoms belonging to groups 14-16, or is a C3-C20 hydrocarbyl radical branched at the β-atom to the cyclopentadienyl ring where the β-atom is an Si-atom; each R18 is a C1-C20 hydrocarbyl radical optionally containing one or more heteroatoms belonging to groups 14-16; each R4 is a hydrogen atom or a C1-6-hydrocarbyl radical; each W is a 5 or 6 membered aryl or heteroaryl ring wherein each atom of said ring is optionally substituted with at least one R5 group; each R5 is the same or different and is a C1-C20 hydrocarbyl radical optionally containing one or more heteroatoms belonging to groups 14-16; and optionally two adjacent R5 groups taken together can form a further mono or multicyclic ring condensed to W optionally substituted by one or two groups R5; and each R7 is a C1-C20 hydrocarbyl radical; and (ii) a cocatalyst, preferably comprising an organometallic compound of a Group 13 metal.

    摘要翻译: 一种固体颗粒催化剂,其包含:(i)式(I)的络合物,其中M为锆或铪; 每个X是σ配体; L是选自-R'2C-,-R'2C-CR'2-,-R'2Si-,-R'2Si-SiR'2-,-R'2Ge-的二价桥,其中每个R' 独立地为氢原子,C 1 -C 20烃基,三(C 1 -C 20烷基)甲硅烷基,C 6 -C 20 - 芳基,C 7 -C 20 - 芳基烷基或C 7 -C 20 - 烷基芳基; 每个R 1是在原子团上分支到环戊二烯基的C 4 -C 20烃基,任选地含有一个或多个属于第14-16族的杂原子,或者是在原子团分支的C 3 -C 20烃基 其中原子是硅原子的环戊二烯基环; 每个R18是任选地含有一个或多个属于第14-16族的杂原子的C1-C20烃基; 每个R 4是氢原子或C 1-6烃基; 每个W是5或6元芳基或杂芳基环,其中所述环的每个原子任选被至少一个R 5基团取代; 每个R 5相同或不同,并且是任选地含有一个或多个属于第14-16族的杂原子的C 1 -C 20烃基; 并且任选地两个相邻的R5基团可以形成另外的一个或多个环,其被稠合至可任选地被一个或两个基团R 5取代的W; 并且每个R 7是C 1 -C 20烃基; 和(ii)助催化剂,优选包含第13族金属的有机金属化合物。

    Catalysts
    62.
    发明授权
    Catalysts 有权
    催化剂

    公开(公告)号:US08933256B2

    公开(公告)日:2015-01-13

    申请号:US13806421

    申请日:2011-06-29

    摘要: A complex of formula (I): wherein M is zirconium or hafnium; each X is a sigma ligand; L is a divalent bridge selected from —R′2C—, —R′2C—CR′2—, —R′2Si—, —R′2Si—SiR′2—, —R′2Ge—, wherein each R′ is independently a hydrogen atom, C1-C20-hydrocarbyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl; each R1 is a C4-C20 hydrocarbyl radical branched at the β-atom to the cyclopentadienyl ring, optionally containing one or more heteroatoms belonging to groups 14-16, or is a C3-C20 hydrocarbyl radical branched at the β-atom to the cyclopentadienyl ring where the β-atom is an Si-atom; n is 0-3; each R18 is the same or different and may be a C1-C20 hydrocarbyl radical optionally containing one or more heteroatoms belonging to groups 14-16; each R4 is a hydrogen atom or a C1-6-hydrocarbyl radical; each W is a 5 or 6 membered aryl or heteroaryl ring wherein each atom of said ring is optionally substituted with an R5 group each R5 is the same or different and is a C1-C20 hydrocarbyl radical optionally containing one or more heteroatoms belonging to groups 14-16; and optionally two adjacent R5 groups taken together can form a further mono or multicyclic ring condensed to W optionally substituted by one or two groups R5.

    摘要翻译: 式(I)的络合物:其中M为锆或铪; 每个X是σ配体; L是选自-R'2C-,-R'2C-CR'2-,-R'2Si-,-R'2Si-SiR'2-,-R'2Ge-的二价桥,其中每个R' 独立地为氢原子,C 1 -C 20烃基,三(C 1 -C 20烷基)甲硅烷基,C 6 -C 20 - 芳基,C 7 -C 20 - 芳基烷基或C 7 -C 20烷基芳基; 每个R 1是在原子团上分支到环戊二烯基的C 4 -C 20烃基,任选地含有一个或多个属于第14-16族的杂原子,或者是在原子团分支的C 3 -C 20烃基 其中原子是硅原子的环戊二烯基环; n为0-3; 每个R 18相同或不同,并且可以是任选地含有一个或多个属于第14-16族的杂原子的C 1 -C 20烃基; 每个R 4是氢原子或C 1-6烃基; 每个W是5或6元芳基或杂芳基环,其中所述环的每个原子任选被R5基团取代,每个R 5相同或不同,并且是任选地含有一个或多个属于基团14的杂原子的C 1 -C 20烃基 -16; 并且任选地两个相邻的R5基团可以形成另外的单环或多环稠合至可任选被一个或两个基团R 5取代的W。

    Process for the preparation of ethylene copolymers
    63.
    发明授权
    Process for the preparation of ethylene copolymers 有权
    制备乙烯共聚物的方法

    公开(公告)号:US08742042B2

    公开(公告)日:2014-06-03

    申请号:US12226389

    申请日:2007-04-06

    摘要: A polymerization process comprising contacting under polymerization conditions ethylene and at least one alpha olefin of formula CH2=CHA wherein A is a C2-C20 alkyl radical to obtain a copolymer containing from 95% by mol to 50% by mol of ethylene derived units in the presence of a catalyst system obtainable by contacting: b) at least a metallocene compound of formula (I) b) alumoxane or a compound capable of forming an alkyl metallocene cation; and optionally c) an organo aluminum compound; wherein the groups R1-R4, L, M and W are described in the text.

    摘要翻译: 聚合方法,包括在聚合条件下使乙烯和至少一种式CH 2 = CHA的α-烯烃接触,其中A是C 2 -C 20烷基,以获得含有95摩尔%至50摩尔%的乙烯衍生单元的共聚物 存在可通过以下方式获得的催化剂体系:b)至少一种式(I)的茂金属化合物b)铝氧烷或能够形成烷基金属茂阳离子的化合物; 和任选地c)有机铝化合物; 其中在文中描述了基团R1-R4,L,M和W。

    1-butene propylene copolymer compositions
    64.
    发明授权
    1-butene propylene copolymer compositions 有权
    1-丁烯丙烯共聚物组合物

    公开(公告)号:US08097681B2

    公开(公告)日:2012-01-17

    申请号:US12310508

    申请日:2007-08-22

    IPC分类号: C08L23/20 C08F210/08

    摘要: A 1-butene/propylene copolymer composition having a content of propylene derived units from 1 to 4% by weight, wherein at least 50% of the crystalline polymer is present in the thermodynamically stable, trigonal Form I (detected by DSC analysis) after 100 hours of the first melting at room temperature comprising: b) from 5% by weight to 95% by weight of an atactic 1-butene propylene copolymer having the following features: i) distribution of molecular weight Mw/Mn equal to or lower than 4; ii) no enthalpy of fusion detectable at a differential scanning calorimeter (DSC); and iii) infrared crystallinity lower than 0.5%; b) from 5% by weight to 95% by weight of an isotactic 1-butene propylene copolymer having the following features: i) isotactic pentads (mmmm) measured by 13C-NMR, higher than 80%; ii) melting point (Tm(II)) higher than 70° C.; and iii) distribution of molecular weight Mw/Mn equal to or lower than 4.

    摘要翻译: 具有1至4重量%的丙烯衍生单元含量的1-丁烯/丙烯共聚物组合物,其中至少50%的结晶聚合物存在于热力学稳定的三角形式I(通过DSC分析检测)后100 包括:b)5重量%至95重量%的具有以下特征的无规立构1-丁烯丙烯共聚物:i)分子量Mw / Mn等于或低于4的分布 ; ii)在差示扫描量热计(DSC)处不可检测到融合焓; 和iii)红外结晶度低于0.5%; b)5重量%至95重量%的具有以下特征的全同立构1-丁烯丙烯共聚物:i)通过13 C-NMR测量的全同立构五单元组(mmmm)高于80%; ii)高于70℃的熔点(Tm(II))。 和iii)等于或低于4的分子量Mw / Mn的分布。

    Compositions of 1-butene based polymers
    65.
    发明授权
    Compositions of 1-butene based polymers 失效
    1-丁烯基聚合物的组合物

    公开(公告)号:US08097679B2

    公开(公告)日:2012-01-17

    申请号:US12735953

    申请日:2009-02-26

    IPC分类号: C08F8/00 C08L23/00

    摘要: A 1-butene polymer composition comprising: a) from 10% to 90% by weight of an isotactic 1-butene polymer having the following features: i) isotactic pentad (mmmm) measured by 13C-NMR, higher than 90%; ii) melting point (TmII) higher than 90° C.; and iii) intrinsic viscosity (IV) measured in tetrahydronaphthalene (THN) at 135° C. comprised between 0.5 dl/g and 5.0 dl/g. b) from 90% to 10% by weight of a copolymer of 1-butene and at least a C8-C12 alpha-olefin derived units, containing from 0% to 10% by mole of propylene or pentene derived units, and/or containing from 0% to 5% by mole of ethylene derived units having a content of C8-C12 alpha-olefin derived units higher than 4.0% by mol and lower than 20.0% by mol; endowed with the following features: i) isotactic pentad mmmm higher than or equal to 90%; pentads (mmrr+mrrm) lower than 4 and pentad rmmr not detectable by C NMR. ii) intrinsic viscosity (IV) measured in tetrahydronaphthalene at 135° C. comprised between 0.8 and 5.0 dL/g; iii) the melting point measured by DSC (TmI) and the C8-C12 alpha-olefin content fulfil the following relationship: TmI

    摘要翻译: 1-丁烯聚合物组合物,其包含:a)10重量%至90重量%的具有以下特征的全同立构1-丁烯聚合物:i)通过13 C-NMR测量的全同立构五单元组(mmmm)高于90%; ii)高于90℃的熔点(TmII)。 和iii)在135℃下在四氢化萘(THN)中测量的特性粘度(IV)为0.5dl / g至5.0dl / g。 b)90重量%至10重量%的1-丁烯和至少一种C 8 -C 12α-烯烃衍生单元的共聚物,其含有0至10摩尔%的丙烯或戊烯衍生的单元,和/或含 来自具有高于4.0摩尔%且低于20.0摩尔%的C 8 -C 12α-烯烃衍生单元的乙烯衍生单元的0摩尔%至5摩尔% 具有以下特征:i)等于或等于90%的全同立构五单位mmmm; 低于4的五单元组(mmrr + mrrm)和不能通过C NMR检测的五元组。 ii)在135℃下在四氢化萘中测得的特性粘度(Ⅳ)为0.8至5.0dL / g; iii)通过DSC(TmI)和C8-C12α-烯烃含量测量的熔点满足以下关系:TmI <130×C-0.3其中C是C8-C12α-烯烃衍生单元的摩尔含量,TmI是 第一次熔融转变中最高的熔融峰; 否则熔点Tm1是不可检测的。

    Metallocene compounds, ligands used in their preparation, preparation of 1-butene polymers and 1-butene polymers therefrom
    66.
    发明授权
    Metallocene compounds, ligands used in their preparation, preparation of 1-butene polymers and 1-butene polymers therefrom 有权
    金属茂化合物,其制备中使用的配体,由其制备1-丁烯聚合物和1-丁烯聚合物

    公开(公告)号:US08003743B2

    公开(公告)日:2011-08-23

    申请号:US11632383

    申请日:2005-05-31

    摘要: A process for preparing 1-butene polymers comprising polymerizing 1-butene and optionally ethylene, propylene or higher alpha-olefin, in the presence of a catalyst system obtainable by contacting:a) metallocene compound of formula (I): wherein: M is a transition metal; p is an integer from 0 to 3; X, same or different, is a hydrogen atom, a halogen atom, or a hydrocarbon group; L is a divalent C1-C40 hydrocarbon radical; R1 is a C1-C40 hydrocarbon radical; T1, is a moiety of formula (IIa) or (IIb): wherein R2 and R3, are C1-C40 hydrocarbon radicals or they can form together a C3-C7-membered ring; R4 is C1-C40 hydrocarbon radicals; T2 and T3, are a moiety of formula (IIIa) or (IIIb): wherein R6 and R7, equal to or different from each other, are hydrogen atoms or C1-C40 hydrocarbon radicals; R5 is a hydrogen atom or a C1-C40 hydrocarbon radicals; with the proviso that if T1 is a moiety of formula (IIa) at least one between T2 and T3 is a moiety of formula (IIIb), and if T1 is a moiety of formula (IIb) at least one between T2 and T3 is a moiety of formula (IIIa); and b) at least an alumoxane or a compound able to form an alkylmetallocene cation.

    摘要翻译: 一种制备1-丁烯聚合物的方法,包括在可通过使下列物质接触的催化剂体系存在下聚合1-丁烯和任选的乙烯,丙烯或更高级的α-烯烃:a)式(I)的茂金属化合物:其中:M为 过渡金属; p是0至3的整数; X相同或不同,是氢原子,卤素原子或烃基; L是二价C 1 -C 40烃基; R1是C1-C40烃基; T1,是式(IIa)或(IIb)的部分:其中R2和R3是C1-C40烃基,或者它们可以一起形成C 3 -C 7 - 元环; R4是C1-C40烃基; T2和T3是式(IIIa)或(IIIb)的部分:其中R6和R7彼此相同或不同,是氢原子或C1-C40烃基; R5是氢原子或C1-C40烃基; 条件是如果T1是式(IIa)的部分,则T2和T3之间的至少一个是式(IIIb)的部分,如果T1是式(IIb)的部分,则T2和T3之间的至少一个是 式(IIIa)部分; 和b)至少一种铝氧烷或能够形成烷基茂金属阳离子的化合物。

    Process for the polymerization of alpha olefins
    67.
    发明授权
    Process for the polymerization of alpha olefins 失效
    α-烯烃聚合方法

    公开(公告)号:US07964679B2

    公开(公告)日:2011-06-21

    申请号:US11919843

    申请日:2006-04-12

    摘要: A process for preparing 1-butene polymers, comprising polymerizing 1-butene or copolymerizing 1-butene with ethylene, propylene or an alpha-olefin of formula CH2═CHT wherein T is a C3-C10 alkyl group, in the presence of a catalyst system obtainable by contacting: A) a metallocene compound belonging to formula (I): wherein M is zirconium titanium or hafnium; X, equal to or different from each other, is a hydrogen atom, a halogen atom, a hydrocarbon radical, optionally containing heteroatoms; R4, R5, R6, R7, R8, R9, R10, R11, R12 and R13 are hydrogen atoms, or C1-C4O hydrocarbon radicals optionally containing heteroatoms; R1, R2 and R3, are linear or branched, C1-C20-alkyl radicals, optionally containing heteroatoms: B) a lumoxane or a compound capable of forming an alkyl metallocene cation; and optionally C) organo aluminum compound.

    摘要翻译: 一种制备1-丁烯聚合物的方法,包括在催化剂体系存在下使1-丁烯或1-丁烯与乙烯,丙烯或式CH 2 = CHT的α-烯烃聚合,其中T是C 3 -C 10烷基 可通过以下方式获得:A)属于式(I)的茂金属化合物:其中M是锆钛或铪; X,彼此相同或不同,是氢原子,卤素原子,烃基,任选地含有杂原子; R 4,R 5,R 6,R 7,R 8,R 9,R 10,R 11,R 12和R 13是氢原子,或任选地含有杂原子的C 1 -C 40烃基; R 1,R 2和R 3是直链或支链的,任选地含有杂原子的C 1 -C 20烷基:B)能够形成烷基金属茂阳离子的环氧烷或化合物; 和任选的C)有机铝化合物。

    Process for polymerizing 1-hexene or higher alpha-olefins
    68.
    发明授权
    Process for polymerizing 1-hexene or higher alpha-olefins 失效
    聚合1-己烯或更高级α-烯烃的方法

    公开(公告)号:US07943716B2

    公开(公告)日:2011-05-17

    申请号:US10592563

    申请日:2005-03-08

    摘要: A process for preparing a polymer containing derived units of one or more alpha olefins of formula CH2═CHW wherein W is a C3-C10 hydrocarbon radical and optionally from 0 to 81% by mol of derived units of propylene or 1-butene, comprising contacting under polymerization conditions one or more alpha olefins of formula CH2═CHW and optionally propylene or 1-butene in the presence of a catalyst system obtainable by contacting: a) a metallocene compound of formula (I) wherein M, X, L, T1, T2, T3 and R1 are described in the text; and (b) an alumoxane or a compound capable of forming an alkyl metallocene cation.

    摘要翻译: 一种制备含有一种或多种式CH 2 = CHW的α-烯烃的衍生单元的聚合物的方法,其中W是C 3 -C 10烃基和任选地0至81摩尔%的丙烯或1-丁烯的衍生单元,包括接触 在聚合条件下,一种或多种式CH 2 = CHW的α-烯烃和任选的丙烯或1-丁烯在催化剂体系存在下可通过以下方式获得:a)式(I)的茂金属化合物,其中M,X,L, T2,T3和R1在文中描述; 和(b)铝氧烷或能够形成烷基茂金属阳离子的化合物。

    1-butene polymers composition
    69.
    发明授权
    1-butene polymers composition 有权
    1-丁烯聚合物组合物

    公开(公告)号:US07799871B2

    公开(公告)日:2010-09-21

    申请号:US11632616

    申请日:2005-06-10

    摘要: A 1-butene polymer composition comprising: a) from 5% by weight to 95% by weight of an atactic 1-butene-based polymer, having the following features: distribution of molecular weight Mw/Mn equal to or lower than 4; rr triads, measured by 13C-NMR comprised between 5% and 50%; no enthalpy of fusion detectable at a differential scanning calorimeter (DSC); intrinsic viscosity (IV) measured in tetrahydronaphtalene (THN) at 135° C. comprised between 0.85 dl/g and 5.0 dl/g; and infrared crystallinity lower than 0.5%; b) from 5% by weight to 95% by weight of an isotactic 1-butene-based polymer having the following features: isotactic pentads (mmmm) measured by 13C-NMR, higher than 80%; melting point higher than 80° C.; and intrinsic viscosity (IV) measured in tetrahydronaphtalene (THN) at 135° C. comprised between 0.1 dl/g and 5 dl/g.

    摘要翻译: 1-丁烯聚合物组合物,其包含:a)5重量%至95重量%的无规立构1-丁烯基聚合物,具有以下特征:分子量Mw / Mn等于或低于4的分布; 通过13 C-NMR测量的rr三单元组在5%和50%之间; 在差示扫描量热仪(DSC)上可检测不到融合焓; 在135℃下在四氢萘(THN)中测得的特性粘度(Ⅳ)为0.85dl / g至5.0dl / g; 红外结晶度低于0.5%; b)5重量%至95重量%的具有以下特征的全同立构1-丁烯基聚合物:通过13 C-NMR测量的全同立构五单元组(mmmm)高于80%; 熔点高于80℃。 在135℃下在四氢萘(THN)中测得的特性粘度(IV)为0.1dl / g至5dl / g。

    Process for the copolymerization of ethylene
    70.
    发明授权
    Process for the copolymerization of ethylene 失效
    乙烯共聚方法

    公开(公告)号:US07615597B2

    公开(公告)日:2009-11-10

    申请号:US10526656

    申请日:2003-08-19

    IPC分类号: C08F4/76 C08F4/64 C07F17/00

    摘要: A process for producing a polymer of ethylene containing from 0.1 to 99% by mol of one or more derived units of alpha-olefins and optionally from 0 to 5% by mol polyene, comprising contacting ethylene, one or more alpha-olefins and optionally said polyene, in the presence of a catalyst system obtainable by contacting: a) a metallocene compound of formula (I): wherein M is zirconium, hafnium or titanium; X, is a hydrogen atom, a halogen atom, or a hydrocarbon group; R1 is a hydrocarbon group; R2, R3, R4 and R5 are hydrogen atoms, or hydrocarbon groups; R6 is a hydrocarbon group; L is a divalent bridging group, and T is a divalent radical of formula (II) or (III): wherein R8 and R9 are hydrogen or hydrocarbon groups; and b) an alumoxane or a compound capable of forming an alkyl metallocene cation.

    摘要翻译: 一种制备乙烯聚合物的方法,该聚合物含有0.1-99%(摩尔)一种或多种衍生的α-烯烃单元和任选的0-5%(摩尔)多烯,包括使乙烯,一种或多种α-烯烃和任选地所述 多烯,在可通过使a)金属茂化合物(I)表示的催化剂体系存在下,其中M是锆,铪或钛; X是氢原子,卤素原子或烃基; R1是烃基; R2,R3,R4和R5是氢原子或烃基; R6是烃基; L是二价桥基,T是式(II)或(III)的二价基团:其中R8和R9是氢或烃基; 和b)铝氧烷或能够形成烷基茂金属阳离子的化合物。